MAX1681ESA-T

$2.82

Description：IC REG CHRG PUMP INV 125MA 8SOIC
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Bulk

SKU:fcd23f2d62d1 Category: Voltage Regulators - DC DC Switching Regulators Brand: Analog Devices Inc./Maxim Integrated

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Product introduction

MAX1681ESA-T is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC REG CHRG PUMP INV 125MA 8SOIC. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for MAX1681ESA-T

Description：IC REG CHRG PUMP INV 125MA 8SOIC
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Bulk
Function：Ratiometric
Output Configuration：Positive
Topology：Charge Pump
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：2V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：-Vin, 2Vin
Voltage - Output (Max)：-
Current - Output：125mA
Frequency - Switching：500kHz, 1MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 85°C
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for MAX1681ESA-T

MAX1681ESA-T

Voltage Regulators - DC DC Switching Regulators Overview

The MAX1681ESA-T is a switched-capacitor voltage converter manufactured by Analog Devices Inc./Maxim Integrated. It operates in boost and inverting topologies, providing regulated outputs of -5 V and +10 V with a maximum output current of 125 mA. The device accepts an input voltage range from 3 V to 5.5 V and features a selectable switching frequency between 500 kHz and 1 MHz. Designed for surface-mount installation in an SOIC-8 package, it supports an operating temperature range from -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates switched-capacitor architecture for efficient voltage conversion without requiring external inductors.
Provides dual output capabilities including negative voltage generation via inverting topology.
Features frequency-selectable operation to optimize efficiency and filter component size.

Voltage Regulators - DC DC Switching Regulators Applications

Portable battery-powered equipment requiring negative supply rails
RS-232 communication interface circuits
Single-supply systems needing dual polarity power

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm tape-and-reel packaging status. Confirm end-of-life or obsolescence status through authorized distributors, as availability may be restricted. Ensure the selected variant matches the required thermal and electrical specifications for the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Evaluate the trade-off between switching frequency selection and external capacitor sizing requirements. Consider the impact of load transient response on system stability when utilizing the inverting configuration. Verify that the input voltage source can sustain the peak current demands during switching cycles without excessive droop.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the MAX1681 series of switched-capacitor converters, designed for compact power management solutions. It serves as a legacy alternative to modern inductor-based DC-DC converters in space-constrained applications where moderate current levels are sufficient.